7 Bible Verses about Being Assertive

But that you, speaking the truth in love, may in all things grow up to Him who is the Head, even Christ;

You have heard that it was said, "An eye for an eye, and a tooth for a tooth." But I say to you, Do not resist evil. But whoever shall strike you on your right cheek, turn the other to him also. And to him desiring to sue you, and to take away your tunic, let him have your coat also.read more.
And whoever shall compel you to go a mile, go with him two. Give to him who asks of you, and you shall not turn away from him who would borrow from you.

And truly He gave some to be apostles, and some to be prophets, and some to be evangelists, and some to be pastors and teachers, for the perfecting of the saints, for the work of the ministry, for the edifying of the body of Christ.

Then since we have such hope, we use great plainness of speech.

Be angry, and do not sin. Do not let the sun go down upon your wrath, neither give place to the Devil.

For the weapons of our warfare are not fleshly, but mighty through God to the pulling down of strongholds, pulling down imaginations and every high thing that exalts itself against the knowledge of God, and bringing into captivity every thought into the obedience of Christ;

Now the serpent was more cunning than any beast of the field which Jehovah God had made. And he said to the woman, Is it so that God has said, You shall not eat of every tree of the garden? And the woman said to the serpent, We may eat of the fruit of the trees of the garden. But of the fruit of the tree which is in the middle of the garden, God has said, You shall not eat of it, neither shall you touch it, lest you die.read more.
And the serpent said to the woman, You shall not surely die, for God knows that in the day you eat of it, then your eyes shall be opened, and you shall be as God, knowing good and evil. And when the woman saw that the tree was good for food, and that it was pleasing to the eyes, and a tree to be desired to make wise, she took of its fruit, and ate. She also gave to her husband with her, and he ate.